Math

Question Show that the solution vectors of a consistent non-homogenous system of m linear equations in n unknowns…

Question Let z = a + jb be a complex number with real part a and imaginary part…

Question I’ve never encountered step functions before. What’s the difference between f(x)=[x+1] and f(x)=[x]+1? Answer f(x)=[x+1] and f(x)=[x]+1…

Answer We say a function has a point of continuity if “the limit from negative infinity to the…

Question If a=1/(2-root3) what is a-1/a (use surd for this) Answer a=1/(2-root3) what is a-1/a? First from the…

Questions Find (f^(-1))'(a) f(x) = x^5 -x^3 +2x a=2 Answer Here is a way. f^(-1))'(a) = f^(-1))'(2) because…

Question Does anybody know where i can find the properties below? (a+b)^3 (a+b)^4     Answer   (…

Question a.) Suppose that we want to approximate sqrt(x) for x near 81…?  …Find the linear approximation to…

Question Consider a complex number (z=x+yj) in the “complex plane” to be a vector. The vertices of a…